These days many architects who want to go green are turning to
earth-sheltered houses as these are built from very basic natural material -
"Earth" and provide good insulation year round. Such houses popularly known as
Turf Houses were in use from way back as the Iron Age, especially in the
Northern Europe which has harsh cold winters. Gradually houses made from brick,
stone and timber with roof made from slate, clay tiles, reinforced brick/cement
etc became more popular in most of the European countries, however many
Icelanders have retained their turf houses even now.
One of the main reasons many such houses can still be found in Iceland is the year
round harsh climate in the country and lack of good quality material for modern
house building. Even the essential material for concrete houses - aggregate and
sand, has to be imported, as local aggregate/sand, being of volcanic nature, is
too acidic and not fit for construction work. Further there is lack of good
quality wood in Iceland, most of the forests in Iceland are birch forest which
is not suitable for houses.
These Icelandic turf houses generally have a stone foundation with walls
made of
stone and earth and the roof made of wooden frame covered with layers of sod, thus providing
good insulation and saving in energy. Besides the roof, the walls are also
covered with layers of earth and then turfed.
The turf houses however require special skills to prepare the roof for the
turf topping and if not designed or built properly, the turf houses may have
some drawbacks like water seepage, internal condensation, and poor indoor air
quality.
In this post I have showcased some of the Iceland's amazing turf houses;
Image from Panoramio is by Santi-Puig (This is one house and not row of five)
Image from Flickr is by franjrp
Image from Flickr is by linton_cynthia
Image from Flickr is by Stuck in Customs
Image from Flickr is by rutkowskyah
Image from Flickr is by aleph78
Image from Flickr is by sly06
Image from Flickr is by StephYo
View location of a typical turf house in Google Earth / Google Maps and Street View
Main source of info: Wikipedia / Environmental Graffiti
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